ZeroHour

CVE-2021-28918

PoC ×2
CVSS 3.1
9.1 critical
EPSS
17%p97
Published
()
Modified
Description

Improper input validation of octal strings in netmask npm package v1.0.6 and below allows unauthenticated remote attackers to perform indeterminate SSRF, RFI, and LFI attacks on many of the dependent packages. A remote unauthenticated attacker can bypass packages relying on netmask to filter IPs and reach critical VPN or LAN hosts.

Vendors
netmask project
Products
netmask
Weakness
CWE-704
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

In the news